#include "comiccontroller.h"

#include "db_helper.h"
#include "yacreader_libraries.h"
#include "yacreader_http_session.h"

#include "template.h"
#include "../static.h"

#include "comic_db.h"
#include "comic.h"

#include "QsLog.h"

#include <typeinfo>

ComicController::ComicController() {}

void ComicController::service(HttpRequest& request, HttpResponse& response)
{
    HttpSession session=Static::sessionStore->getSession(request,response,false);
    YACReaderHttpSession *ySession = Static::yacreaderSessionStore->getYACReaderSessionHttpSession(session.getId());

    QString path = QUrl::fromPercentEncoding(request.getPath()).toUtf8();
    QStringList pathElements = path.split('/');
    qulonglong libraryId = pathElements.at(2).toLongLong();
    QString libraryName = DBHelper::getLibraryName(libraryId);
    qulonglong comicId = pathElements.at(4).toULongLong();

    bool remoteComic = path.endsWith("remote");

    //TODO
    //if(pathElements.size() == 6)
    //{
    //	QString action = pathElements.at(5);
    //	if(!action.isEmpty() && (action == "close"))
    //	{
    //		session.dismissCurrentComic();
    //		response.write("",true);
    //		return;
    //	}
    //}

    YACReaderLibraries libraries = DBHelper::getLibraries();

    ComicDB comic = DBHelper::getComicInfo(libraryId, comicId);

    if(!remoteComic)
        ySession->setDownloadedComic(comic.info.hash);

    Comic * comicFile = FactoryComic::newComic(libraries.getPath(libraryId)+comic.path);

    if(comicFile != NULL)
    {
        QThread * thread = NULL;

        thread = new QThread();

        comicFile->moveToThread(thread);

        connect(comicFile, SIGNAL(errorOpening()), thread, SLOT(quit()));
        connect(comicFile, SIGNAL(errorOpening(QString)), thread, SLOT(quit()));
        connect(comicFile, SIGNAL(imagesLoaded()), thread, SLOT(quit()));
        connect(thread, SIGNAL(started()), comicFile, SLOT(process()));
        connect(thread, SIGNAL(finished()), thread, SLOT(deleteLater()));

        comicFile->load(libraries.getPath(libraryId)+comic.path);

        if(thread != NULL)
            thread->start();

        if(remoteComic)
        {
            QLOG_TRACE() << "remote comic requested";
            ySession->setCurrentRemoteComic(comic.id, comicFile);

        }
        else
        {
            QLOG_TRACE() << "comic requested";
            ySession->setCurrentComic(comic.id, comicFile);
        }

        response.setHeader("Content-Type", "text/plain; charset=utf-8");
        //TODO this field is not used by the client!
        response.write(QString("library:%1\r\n").arg(libraryName).toUtf8());
        response.write(QString("libraryId:%1\r\n").arg(libraryId).toUtf8());
        if(remoteComic) //send previous and next comics id
        {
            QList<LibraryItem *> siblings = DBHelper::getFolderComicsFromLibrary(libraryId, comic.parentId, true);
            bool found = false;
            int i;
            for(i = 0; i < siblings.length(); i++)
            {
                if (siblings.at(i)->id == comic.id)
                {
                    found = true;
                    break;
                }
            }
            if(found)
            {
                if(i>0)
                    response.write(QString("previousComic:%1\r\n").arg(siblings.at(i-1)->id).toUtf8());
                if(i<siblings.length()-1)
                    response.write(QString("nextComic:%1\r\n").arg(siblings.at(i+1)->id).toUtf8());
            }
            else
            {
                //ERROR
            }
            qDeleteAll(siblings);
        }
        response.write(comic.toTXT().toUtf8(),true);
    }
    else
    {
        //delete comicFile;
        response.setStatus(404,"not found");
        response.write("404 not found",true);
    }
    //response.write(t.toLatin1(),true);

}